i'm pretty sure it's "had argued"
a participle is a verb used as an adjective
Vex meaning making someone feel annoyed, frustrated, or worried.
The correct option is C.
The Aborigines are people who are members of the Aboriginal race of Australia. The Aborigines have been experiencing marginalization for a very long time. They were evicted from their traditional homes and many live in abject poverty; the government of Australia does not seem to know that they exist because they don't usually feature in any government policy. But things have changed now and the government is trying to incorporate them back into the Australian society.<span />
Answer: is option a
Explanation: just took the quiz
